Network Multi-Modular Cable Tester

*Can be used to test the open circuit,short circuit,
  across butt joint,separate butt joint and revers 
  butt joint for 5E/6E UTP/STP twisted-pair,coaxial-
  cable and telephone wire.
*Position the error of connection wires.
*Test the connectivity of cable separately.
*The meter in calibration mode can be replaced by foo.
*The testing precision of length is up 98%.
*Measure the length of cable and determine the point  of  open circuit.
*Test from 5m to 450m